Chemistry of inorganic compounds – Phosphorus or compound thereof – Oxygen containing
Patent
1988-05-03
1989-01-24
Heller, Gregory A.
Chemistry of inorganic compounds
Phosphorus or compound thereof
Oxygen containing
423320, 210734, 210778, C01B 2516, B01D 2101, B03D 300, C02F 152
Patent
active
048000710
ABSTRACT:
Separation of gypsum from phosphoric acid liquor produced during the production of phosphoric acid from finely ground phosphate rock. These aids are characterized as containing sulfonate and acrylamide.
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Failon Brian K.
Kaesler Ralph W.
Moss Wayne L.
Robinson Donald G.
Cupoli Anthony L.
Epple Donald G.
Heller Gregory A.
Nalco Chemical Company
Premo John G.
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